html, body {
  margin: 0;
  padding: 0;
}

.canvas-container {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

canvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: none;
}

#loader {
  text-align: center;
}